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Unify gateway and object layer. (#5487)

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* Unify gateway and object layer. Bring bucket policies into
object layer.
This commit is contained in:
poornas
2018-02-09 15:19:30 -08:00
committed by kannappanr
parent a7f6e14370
commit 4f73fd9487
43 changed files with 517 additions and 2458 deletions
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cmd/gateway-router.go
+2 -122
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@@ -17,13 +17,7 @@
package cmd
import (
"io"
"net/http"
router "github.com/gorilla/mux"
"github.com/minio/minio-go/pkg/policy"
"github.com/minio/minio/pkg/auth"
"github.com/minio/minio/pkg/hash"
)
// GatewayMinioSysTmp prefix is used in Azure/GCS gateway for save metadata sent by Initialize Multipart Upload API.
@@ -34,123 +28,9 @@ type Gateway interface {
// Name returns the unique name of the gateway.
Name() string
// NewGatewayLayer returns a new gateway layer.
NewGatewayLayer(creds auth.Credentials) (GatewayLayer, error)
// NewGatewayLayer returns a new ObjectLayer.
NewGatewayLayer(creds auth.Credentials) (ObjectLayer, error)
// Returns true if gateway is ready for production.
Production() bool
}
// GatewayLayer - interface to implement gateway mode.
type GatewayLayer interface {
ObjectLayer
AnonGetObject(bucket, object string, startOffset int64, length int64, writer io.Writer, etag string) (err error)
AnonGetObjectInfo(bucket, object string) (objInfo ObjectInfo, err error)
AnonPutObject(bucket string, object string, data *hash.Reader, metadata map[string]string) (ObjectInfo, error)
SetBucketPolicies(string, policy.BucketAccessPolicy) error
GetBucketPolicies(string) (policy.BucketAccessPolicy, error)
DeleteBucketPolicies(string) error
AnonListObjects(bucket, prefix, marker, delimiter string, maxKeys int) (result ListObjectsInfo, err error)
AnonListObjectsV2(bucket, prefix, continuationToken, delimiter string, maxKeys int, fetchOwner bool, startAfter string) (result ListObjectsV2Info, err error)
ListObjectsV2(bucket, prefix, continuationToken, delimiter string, maxKeys int, fetchOwner bool, startAfter string) (result ListObjectsV2Info, err error)
AnonGetBucketInfo(bucket string) (bucketInfo BucketInfo, err error)
}
// Implements and provides http handlers for S3 API.
// Overrides GetObject HeadObject and Policy related handlers.
type gatewayAPIHandlers struct {
objectAPIHandlers
ObjectAPI func() GatewayLayer
}
// registerAPIRouter - registers S3 compatible APIs.
func registerGatewayAPIRouter(mux *router.Router, gw GatewayLayer) {
// Initialize API.
api := gatewayAPIHandlers{
ObjectAPI: func() GatewayLayer { return gw },
objectAPIHandlers: objectAPIHandlers{
ObjectAPI: newObjectLayerFn,
},
}
// API Router
apiRouter := mux.NewRoute().PathPrefix("/").Subrouter()
var routers []*router.Router
if globalDomainName != "" {
routers = append(routers, apiRouter.Host("{bucket:.+}."+globalDomainName).Subrouter())
}
routers = append(routers, apiRouter.PathPrefix("/{bucket}").Subrouter())
// Object operations
for _, bucket := range routers {
/// Object operations
// HeadObject
bucket.Methods("HEAD").Path("/{object:.+}").HandlerFunc(httpTraceAll(api.HeadObjectHandler))
// CopyObjectPart
bucket.Methods("PUT").Path("/{object:.+}").HeadersRegexp("X-Amz-Copy-Source", ".*?(\\/|%2F).*?").HandlerFunc(httpTraceAll(api.CopyObjectPartHandler)).Queries("partNumber", "{partNumber:[0-9]+}", "uploadId", "{uploadId:.*}")
// PutObjectPart
bucket.Methods("PUT").Path("/{object:.+}").HandlerFunc(httpTraceHdrs(api.PutObjectPartHandler)).Queries("partNumber", "{partNumber:[0-9]+}", "uploadId", "{uploadId:.*}")
// ListObjectPxarts
bucket.Methods("GET").Path("/{object:.+}").HandlerFunc(httpTraceAll(api.ListObjectPartsHandler)).Queries("uploadId", "{uploadId:.*}")
// CompleteMultipartUpload
bucket.Methods("POST").Path("/{object:.+}").HandlerFunc(httpTraceAll(api.CompleteMultipartUploadHandler)).Queries("uploadId", "{uploadId:.*}")
// NewMultipartUpload
bucket.Methods("POST").Path("/{object:.+}").HandlerFunc(httpTraceAll(api.NewMultipartUploadHandler)).Queries("uploads", "")
// AbortMultipartUpload
bucket.Methods("DELETE").Path("/{object:.+}").HandlerFunc(httpTraceAll(api.AbortMultipartUploadHandler)).Queries("uploadId", "{uploadId:.*}")
// GetObject
bucket.Methods("GET").Path("/{object:.+}").HandlerFunc(httpTraceHdrs(api.GetObjectHandler))
// CopyObject
bucket.Methods("PUT").Path("/{object:.+}").HeadersRegexp("X-Amz-Copy-Source", ".*?(\\/|%2F).*?").HandlerFunc(httpTraceAll(api.CopyObjectHandler))
// PutObject
bucket.Methods("PUT").Path("/{object:.+}").HandlerFunc(httpTraceHdrs(api.PutObjectHandler))
// DeleteObject
bucket.Methods("DELETE").Path("/{object:.+}").HandlerFunc(httpTraceAll(api.DeleteObjectHandler))
/// Bucket operations
// GetBucketLocation
bucket.Methods("GET").HandlerFunc(httpTraceAll(api.GetBucketLocationHandler)).Queries("location", "")
// GetBucketPolicy
bucket.Methods("GET").HandlerFunc(httpTraceAll(api.GetBucketPolicyHandler)).Queries("policy", "")
// GetBucketNotification
bucket.Methods("GET").HandlerFunc(httpTraceAll(api.GetBucketNotificationHandler)).Queries("notification", "")
// ListenBucketNotification
bucket.Methods("GET").HandlerFunc(httpTraceAll(api.ListenBucketNotificationHandler)).Queries("events", "{events:.*}")
// ListMultipartUploads
bucket.Methods("GET").HandlerFunc(httpTraceAll(api.ListMultipartUploadsHandler)).Queries("uploads", "")
// ListObjectsV2
bucket.Methods("GET").HandlerFunc(httpTraceAll(api.ListObjectsV2Handler)).Queries("list-type", "2")
// ListObjectsV1 (Legacy)
bucket.Methods("GET").HandlerFunc(httpTraceAll(api.ListObjectsV1Handler))
// PutBucketPolicy
bucket.Methods("PUT").HandlerFunc(httpTraceAll(api.PutBucketPolicyHandler)).Queries("policy", "")
// PutBucketNotification
bucket.Methods("PUT").HandlerFunc(httpTraceAll(api.PutBucketNotificationHandler)).Queries("notification", "")
// PutBucket
bucket.Methods("PUT").HandlerFunc(httpTraceAll(api.PutBucketHandler))
// HeadBucket
bucket.Methods("HEAD").HandlerFunc(httpTraceAll(api.HeadBucketHandler))
// PostPolicy
bucket.Methods("POST").HeadersRegexp("Content-Type", "multipart/form-data*").HandlerFunc(httpTraceAll(api.PostPolicyBucketHandler))
// DeleteMultipleObjects
bucket.Methods("POST").HandlerFunc(httpTraceAll(api.DeleteMultipleObjectsHandler)).Queries("delete", "")
// DeleteBucketPolicy
bucket.Methods("DELETE").HandlerFunc(httpTraceAll(api.DeleteBucketPolicyHandler)).Queries("policy", "")
// DeleteBucket
bucket.Methods("DELETE").HandlerFunc(httpTraceAll(api.DeleteBucketHandler))
}
/// Root operation
// ListBuckets
apiRouter.Methods("GET").Path("/").HandlerFunc(httpTraceAll(api.ListBucketsHandler))
// If none of the routes match.
apiRouter.NotFoundHandler = http.HandlerFunc(httpTraceAll(notFoundHandler))
}